<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    
     <form action="http:localhost:8787/" method="get">
       用户：<input type="text" name='user' value=''><br>
       密码：<input type="password" name='psd' value=''><br>
       <input type="submit" value='提交'>
    </form>
</body>
</html>